9419913 has 6 divisors (see below), whose sum is σ = 13606554. Its totient is φ = 6279936.

The previous prime is 9419909. The next prime is 9419923. The reversal of 9419913 is 3199149.

It can be written as a sum of positive squares in only one way, i.e., 7354944 + 2064969 = 2712^2 + 1437^2 .

It is not a de Polignac number, because 9419913 - 2² = 9419909 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9419923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 523320 + ... + 523337.

It is an arithmetic number, because the mean of its divisors is an integer number (2267759).

Almost surely, 2^9419913 is an apocalyptic number.

It is an amenable number.

9419913 is a deficient number, since it is larger than the sum of its proper divisors (4186641).

9419913 is a wasteful number, since it uses less digits than its factorization.

9419913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046663 (or 1046660 counting only the distinct ones).

The product of its digits is 8748, while the sum is 36.

The square root of 9419913 is about 3069.1876775460. The cubic root of 9419913 is about 211.1943508518.

The spelling of 9419913 in words is "nine million, four hundred nineteen thousand, nine hundred thirteen".